Added new logic in cli proxy script to allow better restructuring of cli files

tests/integration/test_cli_help.py

@@ -0,0 +1,51 @@
+import unittest
+import os
+import sys
+import subprocess
+
+class CLIHelpIntegrationTest(unittest.TestCase):
+    @classmethod
+    def setUpClass(cls):
+        # Projekt-Root ermitteln
+        cls.project_root = os.path.abspath(
+            os.path.join(os.path.dirname(__file__), '..', '..')
+        )
+        cls.main_py = os.path.join(cls.project_root, 'main.py')
+        cls.cli_dir = os.path.join(cls.project_root, 'cli')
+        cls.python = sys.executable
+
+    def test_all_cli_commands_help(self):
+        """
+        Iteriere über alle .py Dateien in cli/, baue daraus die
+        Subcommand-Pfade und prüfe, dass `python main.py <cmd> --help`
+        mit Exit-Code 0 endet.
+        """
+        for root, _, files in os.walk(self.cli_dir):
+            for fname in files:
+                if not fname.endswith('.py') or fname.startswith('__'):
+                    continue
+
+                # Bestimme Subcommand-Segmente
+                rel_dir = os.path.relpath(root, self.cli_dir)
+                cmd_name = os.path.splitext(fname)[0]
+                if rel_dir == '.':
+                    segments = [cmd_name]
+                else:
+                    segments = rel_dir.split(os.sep) + [cmd_name]
+
+                with self.subTest(command=' '.join(segments)):
+                    cmd = [self.python, self.main_py] + segments + ['--help']
+                    result = subprocess.run(
+                        cmd, capture_output=True, text=True
+                    )
+                    self.assertEqual(
+                        result.returncode, 0,
+                        msg=(
+                            f"Command `{ ' '.join(cmd) }` failed\n"
+                            f"stdout:\n{result.stdout}\n"
+                            f"stderr:\n{result.stderr}"
+                        )
+                    )
+
+if __name__ == '__main__':
+    unittest.main()